BUSBRP researchers Mark Hahn (Project 5) and Gloria Callard (Project 7) were recently featured in the Oceanography column ‘Ripple Marks.’ In the article titled “Killifish Adapt To Toxins” Mark Hahn explains that these adaptations have occurred through genetic changes. “Fish have more receptor genes for chemicals like dioxins and PCB’s than do mammals, possibly explaining the extreme sensitivity of most fish to these pollutants,” said Hahn. “Small changes in these genes likely are involved in PCB resistance in
